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  <div id="layout-content"><div id="imagickpixel.setcolorvaluequantum" class="refentry">
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  <h1 class="refname">ImagickPixel::setColorValueQuantum</h1>
  <p class="verinfo">(PECL imagick 2 &gt;=2.3.0, PECL imagick 3)</p><p class="refpurpose"><span class="refname">ImagickPixel::setColorValueQuantum</span> &mdash; <span class="dc-title">Description</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-imagickpixel.setcolorvaluequantum-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>ImagickPixel::setColorValueQuantum</strong></span>(<span class="methodparam"><span class="type">int</span> <code class="parameter">$color</code></span>, <span class="methodparam"><span class="type"><span class="type">int</span>|<span class="type">float</span></span> <code class="parameter">$value</code></span>): <span class="type">bool</span></div>

  <p class="para rdfs-comment">
   Sets the quantum value of a color element of the ImagickPixel.
  </p>

  <div class="warning"><strong class="warning">警告</strong><p class="simpara">本函数还未编写文档，仅有参数列表。</p></div>

 </div>


 <div class="refsect1 parameters" id="refsect1-imagickpixel.setcolorvaluequantum-parameters">
  <h3 class="title">参数</h3>
  <dl>
   
    <dt>
<code class="parameter">color</code></dt>

    <dd>

     <p class="para">
      Which color element to set e.g. \Imagick::COLOR_GREEN.
     </p>
    </dd>

   


   
    <dt>
<code class="parameter">value</code></dt>

    <dd>

     <p class="para">
      The quantum value to set the color element to. This should be a float if ImageMagick was compiled with HDRI otherwise an int in the range 0 to Imagick::getQuantum().
     </p>
    </dd>

   
   
  </dl>

 </div>


 <div class="refsect1 returnvalues" id="refsect1-imagickpixel.setcolorvaluequantum-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   成功时返回 <strong><code>true</code></strong>。
  </p>
 </div>





 <div class="refsect1 examples" id="refsect1-imagickpixel.setcolorvaluequantum-examples">
  <h3 class="title">范例</h3>
  <p class="para">
    <div class="example" id="example-2976">
      <p><strong>示例 #1  <span class="function"><strong>ImagickPixel::setColorValueQuantum()</strong></span></strong></p>
      <div class="example-contents">
      <div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #007700">function&nbsp;</span><span style="color: #0000BB">setColorValueQuantum</span><span style="color: #007700">()&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$image&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;\</span><span style="color: #0000BB">Imagick</span><span style="color: #007700">();<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$quantumRange&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">$image</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getQuantumRange</span><span style="color: #007700">();<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$draw&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;\</span><span style="color: #0000BB">ImagickDraw</span><span style="color: #007700">();<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$color&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;\</span><span style="color: #0000BB">ImagickPixel</span><span style="color: #007700">(</span><span style="color: #DD0000">'blue'</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$color</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setcolorValueQuantum</span><span style="color: #007700">(\</span><span style="color: #0000BB">Imagick</span><span style="color: #007700">::</span><span style="color: #0000BB">COLOR_RED</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">128&nbsp;</span><span style="color: #007700">*&nbsp;</span><span style="color: #0000BB">$quantumRange</span><span style="color: #007700">[</span><span style="color: #DD0000">'quantumRangeLong'</span><span style="color: #007700">]&nbsp;/&nbsp;</span><span style="color: #0000BB">256</span><span style="color: #007700">);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$draw</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setstrokewidth</span><span style="color: #007700">(</span><span style="color: #0000BB">1.0</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$draw</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setStrokeColor</span><span style="color: #007700">(</span><span style="color: #0000BB">$color</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$draw</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setFillColor</span><span style="color: #007700">(</span><span style="color: #0000BB">$color</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$draw</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">rectangle</span><span style="color: #007700">(</span><span style="color: #0000BB">200</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">200</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">300</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">300</span><span style="color: #007700">);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$image</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">newImage</span><span style="color: #007700">(</span><span style="color: #0000BB">500</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">500</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"SteelBlue2"</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$image</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setImageFormat</span><span style="color: #007700">(</span><span style="color: #DD0000">"png"</span><span style="color: #007700">);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$image</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">drawImage</span><span style="color: #007700">(</span><span style="color: #0000BB">$draw</span><span style="color: #007700">);<br /><br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">header</span><span style="color: #007700">(</span><span style="color: #DD0000">"Content-Type:&nbsp;image/png"</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #0000BB">$image</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getImageBlob</span><span style="color: #007700">();<br />}<br /><br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
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